-- Copyright (c) 2024 Huawei Technologies Co., Ltd.
-- openUBMC is licensed under Mulan PSL v2.
-- You can use this software according to the terms and conditions of the Mulan PSL v2.
-- You may obtain a copy of Mulan PSL v2 at: http://license.coscl.org.cn/MulanPSL2
--
-- THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
-- EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
-- MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
-- See the Mulan PSL v2 for more details.

local board_type = ProcessingFlow[2].Destination.BoardType
local valid_type = {CpuBoard = true, HddBackplane = true, FanBoard = true,
    RiserCard = true, NpuBoard = true, ExpBoard = true, PeuBoard = true}

if not valid_type[board_type] then
    return null
end

return string.format('U%u', ProcessingFlow[2].Destination.LogicUnit)
